S flanges are made of high strength cast iron and are bored-to- size for a slip fit on standard shafts.
S flanges are easy to install, are readily available from stock in a wide range of popular bore sizes, and are supplied with two set screws at 90°.
The S Type coupling consists of two flanges and one sleeve.
All standard finished bore keyway flanges have 2 set screws at 90°.
Sizes 13, 14 and 16 RSB flanges are suitable for reboring and have two set screws at 90°.
Sizes 5-12 RSB flanges have no set screws.
Metric Bore / Keyway per DIN specifications.
Spacing between shafts should be greater than 1/8 inch and less than OAL minus the sum of the two bore dimensions.
Timkens Quick Flex® Elastomeric Coupling Configurator helps you quickly size Quick Flex coupling solutions for common applications.
By entering motor power (HP or kW), speed (rpm), and service factors, the configurator presents available Quick Flex coupling options, supporting faster selection and quoting.